sprüche weihnachten For that whitest, brightest smile possible, watch what you eat and beverage. Liquids like gourmet coffee, herbal tea and soft drink are notorious for depositing undesirable yellow-colored and brown spots on top of the the teeth. Darkly coloured drinks are also probable culprits, as are certain kinds of gravy and fresh fruits items. If you do take in these materials, remember to brush your tooth soon after doing this.